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Client.cs
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using Newtonsoft.Json;
using Newtonsoft.Json.Linq;
using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Globalization;
using System.IO;
using System.Linq;
using System.Net;
using System.Text.RegularExpressions;
using System.Threading;
using System.Threading.Tasks;
using System.Xml;
using WeChatAPI.Modal;
using WeChatAPI.Modal.Request;
using WeChatAPI.Modal.Response;
namespace WeChatAPI
{
public class GetContactException : Exception
{
public GetContactException(string msg) : base(msg) { }
}
public class Client
{
private AsyncOperation asyncOperation;
private TaskFactory factory;
private CancellationTokenSource source;
private WxHttpClient httpClient = new WxHttpClient();
private bool finishGetContactList = false;
private bool syncPolling = true;
#region 重要内部参数
private string passTicket;
/// <summary>
/// 扫码之后返回要跳转跳转页面，通过这个地址获取cookie等总要信息
/// </summary>
private string cookieRedirectUri;
private SyncKey syncKey;
private BaseRequest baseRequest;
private User user;
/// <summary>
/// 检测是否扫码用
/// </summary>
private string uuid = string.Empty;
private string host = Const.HOST;
private string pushHost = Const.PUSH_HOST;
private string uploadHost = Const.UPLOAD_HOST;
public string Host
{
get
{
return this.host;
}
}
/// <summary>
/// 当前登录用户
/// </summary>
public User CurrentUser
{
get
{
return user;
}
}
/// <summary>
/// 是否读取完联系人
/// </summary>
public bool IsFinishGetContactList
{
get
{
return finishGetContactList;
}
set
{
finishGetContactList = value;
}
}
#endregion
private List<MPSubscribeMsg> mpSubscribeMsgList = new List<MPSubscribeMsg>();
private Dictionary<string, string> uploadMedia = new Dictionary<string, string>();
#region 异步回调事件
/// <summary>
/// 异步调用的异常都会反馈在这里。
/// </summary>
public event EventHandler<TEventArgs<Exception>> ExceptionCatched;
/// <summary>
/// 获取登陆二维码
/// </summary>
public event EventHandler<TEventArgs<byte[]>> GetLoginQrCodeComplete;
/// <summary>
/// 用户扫码
/// </summary>
public event EventHandler<TEventArgs<byte[]>> CheckScanComplete;
/// <summary>
/// 登陆成功，返回当前登录用户信息
/// </summary>
public event EventHandler<TEventArgs<User>> LoginComplete;
/// <summary>
/// 批次读取联系人信息
/// </summary>
public event EventHandler<TEventArgs<List<Contact>>> BatchGetContactComplete;
/// <summary>
/// 获取联系人列表
/// </summary>
public event EventHandler<TEventArgs<List<Contact>>> GetContactComplete;
/// <summary>
/// 登出
/// </summary>
public event EventHandler<TEventArgs<User>> LogoutComplete;
/// <summary>
/// 接受消息
/// </summary>
public event EventHandler<TEventArgs<List<AddMsg>>> ReceiveMsg;
/// <summary>
/// 公众号文章读取完成
/// </summary>
public event EventHandler<TEventArgs<List<MPSubscribeMsg>>> MPSubscribeMsgListComplete;
/// <summary>
/// 删除联系人完成
/// </summary>
public event EventHandler<TEventArgs<List<DelContactItem>>> DelContactListComplete;
/// <summary>
/// 修改联系人完成
/// </summary>
public event EventHandler<TEventArgs<List<ModContactItem>>> ModContactListComplete;
//public event EventHandler<TEventArgs<List<>>> ModChatRoomMemberListComplete;
#endregion
public Client()
{
baseRequest = new BaseRequest();
asyncOperation = AsyncOperationManager.CreateOperation(null);
source = new CancellationTokenSource();
factory = new TaskFactory(source.Token);
}
/// <summary>
/// 启动客户端
/// </summary>
public void Start()
{
if (syncPolling != false)
{
factory.StartNew(() => GetLoginQrCode())
.ContinueWith((antecedent) => CheckSacnLogin(), source.Token, TaskContinuationOptions.NotOnFaulted, TaskScheduler.Default)
.ContinueWith((antecedent) => Init(), source.Token, TaskContinuationOptions.NotOnFaulted, TaskScheduler.Default)
.ContinueWith((antecedent) => StatusNotify(), source.Token, TaskContinuationOptions.NotOnFaulted, TaskScheduler.Default)
.ContinueWith((antecedent) => GetContact(), source.Token, TaskContinuationOptions.NotOnFaulted, TaskScheduler.Default)
.ContinueWith((antecedent) => Sync(), source.Token, TaskContinuationOptions.NotOnFaulted, TaskScheduler.Default);
}
else
{
throw new ObjectDisposedException("Client", "客户端已经登出释放，请重新实例化。");
}
}
/// <summary>
/// 如果还未sync，调用此方法结束客户端，否则调用logout
/// </summary>
public void Close()
{
syncPolling = false;
source.Cancel();
}
/// <summary>
/// 同步登出客户端
/// </summary>
/// <returns>可以不用理会结果</returns>
public string Logout()
{
string logoutUrl = string.Format(host + "/cgi-bin/mmwebwx-bin/webwxlogout?redirect=1&type=0&skey={0}", baseRequest.Skey);
string body = string.Format("sid={0}&uin={1}", baseRequest.Sid, baseRequest.Uin);
string result = string.Empty;
result = httpClient.PostFormString(logoutUrl, body);
Utils.Debug(result, "logout");
Close();
return result;
}
/// <summary>
/// 异步登出客户端
/// </summary>
public void LogoutAsync()
{
Task.Factory.StartNew(() =>
{
if (baseRequest != null)
{
try
{
string result = Logout();
asyncOperation.Post(
new SendOrPostCallback((obj) =>
{
LogoutComplete?.Invoke(this, new TEventArgs<User>((User)obj));
}), user);
}
catch (Exception e)
{
asyncOperation.Post(
new SendOrPostCallback((obj) =>
{
ExceptionCatched?.Invoke(this, new TEventArgs<Exception>((Exception)obj));
}), e);
throw e;
}
}
});
}
/// <summary>
/// 获取登陆二维码
/// </summary>
private void GetLoginQrCode()
{
try
{
string jsloginUrl = $"https://login.wx2.qq.com/jslogin?appid=wx782c26e4c19acffb&redirect_uri=https%3A%2F%2Fwx2.qq.com%2Fcgi-bin%2Fmmwebwx-bin%2Fwebwxnewloginpage&fun=new&lang=zh_CN&_={Utils.GetJavaTimeStamp()}";
string result = httpClient.GetString(jsloginUrl);
Utils.Debug("GetLoginQrCode " + result);
string qruuidStr = "window.QRLogin.uuid = \"";
int index = result.IndexOf("window.QRLogin.uuid = \"");
if (index == -1)
{
throw new Exception("获取登陆二维码失败，请稍后再试。");
}
else
{
uuid = result.Substring(index + qruuidStr.Length, result.Length - index - qruuidStr.Length - "\";".Length);
}
string qrcodeUrl = string.Format("https://login.weixin.qq.com/qrcode/{0}", uuid);
var img = httpClient.GetImage(qrcodeUrl);
asyncOperation.Post(
new SendOrPostCallback((obj) =>
{
GetLoginQrCodeComplete?.Invoke(this, new TEventArgs<byte[]>((byte[])obj));
}), img);
}
catch (Exception e)
{
asyncOperation.Post(
new SendOrPostCallback((obj) =>
{
ExceptionCatched?.Invoke(this, new TEventArgs<Exception>((Exception)obj));
}), e);
throw e;
}
}
private enum ScanState { UnKnown, Timeout, Scan, Login, Expires };
/// <summary>
/// 检测手机是否扫码
/// </summary>
private void CheckSacnLogin()
{
try
{
byte[] userAvatar = null;
ScanState scanState = ScanState.UnKnown;
while (syncPolling && (scanState != ScanState.Login))
{
string timespan = Utils.GetTimeStamp();
string loginUrl = string.Format("https://login.wx2.qq.com/cgi-bin/mmwebwx-bin/login?loginicon=true&uuid={0}&tip=0&r={1}&_={2}", uuid, Utils.Get_r(), Utils.GetTimeStamp());
//采用长轮询的方式，25秒返内回一次检测数据。
string checkResult = httpClient.GetString(loginUrl);
Utils.Debug("CheckSacnLogin " + checkResult);
if (checkResult.IndexOf("window.code=408;") != -1)
{
scanState = ScanState.Timeout;
}
else if (checkResult.IndexOf("window.code=201;") != -1)
{
scanState = ScanState.Scan;
//有些号没有头像就跳过这个步骤
if (checkResult.IndexOf("window.userAvatar") != -1)
{
//扫码返回的头像是base64格式，需要转化
string subStr = "window.code=201;window.userAvatar = 'data:img/jpg;base64,";
string base64UserAvatar = checkResult.Substring(subStr.Length, checkResult.Length - subStr.Length - 2);
byte[] arr = Convert.FromBase64String(base64UserAvatar);
userAvatar = arr;
asyncOperation.Post(
new SendOrPostCallback((obj) =>
{
CheckScanComplete?.Invoke(this, new TEventArgs<byte[]>((byte[])obj));
}), userAvatar);
}
}
else if (checkResult.IndexOf("window.code=200;") != -1)
{
scanState = ScanState.Login;
string subStr = "window.code=200;\nwindow.redirect_uri=\"";
cookieRedirectUri = checkResult.Substring(subStr.Length, checkResult.Length - subStr.Length - 2);
//跳转登录页获取cookie，并且获取关键参数，根据跳转地址，获相应提交地址
string cookieRedirectResult = httpClient.LoginString(cookieRedirectUri);
if (cookieRedirectUri.StartsWith("https://wx2.qq.com"))
{
host = "https://wx2.qq.com";
pushHost = "https://webpush.wx2.qq.com";
uploadHost = "https://file.wx2.qq.com";
}
else if (cookieRedirectUri.StartsWith("https://wx8.qq.com"))
{
host = "https://wx8.qq.com";
pushHost = "https://webpush.wx8.qq.com";
uploadHost = "https://file.wx8.qq.com";
}
else if (cookieRedirectUri.StartsWith("https://web2.wechat.com"))
{
host = "https://web2.wechat.com";
pushHost = "https://webpush.web2.wechat.com";
uploadHost = "https://file.web2.wechat.com";
}
else if (cookieRedirectUri.StartsWith("https://web.wechat.com"))
{
host = "https://web.wechat.com";
pushHost = "https://webpush.web.wechat.com";
uploadHost = "https://file.web.wechat.com";
}
else
{
host = "https://wx.qq.com";
pushHost = "https://webpush.wx.qq.com";
uploadHost = "https://file.wx.qq.com";
}
httpClient.Referer = host;
XmlDocument xmlDoc = new XmlDocument();
xmlDoc.LoadXml(cookieRedirectResult);
//如果返回异常，则可能被暂封，无法登陆网页版
if (xmlDoc["error"]["ret"].InnerText != "0")
{
throw new Exception(xmlDoc["error"]["message"].InnerText);
}
else
{
baseRequest.Sid = xmlDoc["error"]["wxsid"].InnerText;
baseRequest.Uin = Convert.ToInt64(xmlDoc["error"]["wxuin"].InnerText);
baseRequest.Skey = xmlDoc["error"]["skey"].InnerText;
passTicket = xmlDoc["error"]["pass_ticket"].InnerText;
}
}
else if (checkResult.IndexOf("window.code=400;") != -1)
{
scanState = ScanState.Expires;
GetLoginQrCode();
}
else
{
scanState = ScanState.UnKnown;
}
Thread.Sleep(1000);
}
}
catch (Exception ex)
{
FileLog.Exception("CheckSacnLogin", ex);
asyncOperation.Post(
new SendOrPostCallback((obj) =>
{
ExceptionCatched?.Invoke(this, new TEventArgs<Exception>((Exception)obj));
}), ex);
throw ex;
}
}
/// <summary>
/// 开始初始化所有关键内容
/// </summary>
private void Init()
{
try
{
string webwxinitUrl = string.Format(host + "/cgi-bin/mmwebwx-bin/webwxinit?r={0}pass_ticket={1}", Utils.Get_r(), passTicket);
JObject postjson = JObject.FromObject(new
{
BaseRequest = baseRequest
});
InitResponse initMsg = httpClient.PostJson<InitResponse>(webwxinitUrl, postjson);
if (initMsg.BaseResponse.Ret != 0)
{
throw new Exception("程序初始化失败");
}
//初始化2次，官网也是初始化2次，这样貌似比较稳定
httpClient.PostJson<InitResponse>(webwxinitUrl, postjson);
user = initMsg.User;
mpSubscribeMsgList = initMsg.MPSubscribeMsgList;
syncKey = initMsg.SyncKey;
//初始化的时候会返回一个最近联系人列表，但是主要还是以第一次sync获得的最近联系人为准。
asyncOperation.Post(
new SendOrPostCallback((list) =>
{
BatchGetContactComplete?.Invoke(this, new TEventArgs<List<Contact>>((List<Contact>)list));
}), initMsg.ContactList);
asyncOperation.Post(
new SendOrPostCallback((obj) =>
{
LoginComplete?.Invoke(this, new TEventArgs<User>((User)obj));
}), user);
}
catch (Exception ex)
{
FileLog.Exception("Init", ex);
asyncOperation.Post(
new SendOrPostCallback((obj) =>
{
ExceptionCatched?.Invoke(this, new TEventArgs<Exception>((Exception)obj));
}), ex);
//throw ex;
}
}
/// <summary>
/// 主要用于提醒手机端，同步状态
/// </summary>
private void StatusNotify()
{
try
{
//反馈服务器
string webwxstatusnotifyUrl = host + "/cgi-bin/mmwebwx-bin/webwxstatusnotify";
StatusNotifyRequest statusNotifyRequest = new StatusNotifyRequest();
statusNotifyRequest.BaseRequest = baseRequest;
statusNotifyRequest.Code = 3;
statusNotifyRequest.FromUserName = user.UserName;
statusNotifyRequest.ToUserName = user.UserName;
statusNotifyRequest.ClientMsgId = Utils.GetJavaTimeStamp();
//反馈结果可以不理
httpClient.PostJson<StatusNotifyResponse>(webwxstatusnotifyUrl, statusNotifyRequest);
}
catch (Exception e)
{
asyncOperation.Post(
new SendOrPostCallback((obj) =>
{
ExceptionCatched?.Invoke(this, new TEventArgs<Exception>((Exception)obj));
}), e);
throw e;
}
}
/// <summary>
/// 获取联系人信息，例如初始化、群聊里面。
/// </summary>
/// <param name="statusNotifyUserName">需要获取的UserName列表，包括群，个人用户，用英文,分割</param>
/// <param name="EncryChatRoomId">默认为空，如果是获取群内成员详细信息，则填写encryChatRoomId，也就是群的UserName</param>
public void GetBatchGetContactAsync(string statusNotifyUserName, string encryChatRoomId = "")
{
Task.Factory.StartNew(() =>
{
try
{
//获取历史会话列表
string webwxbatchgetcontactUrl = string.Format(host + "/cgi-bin/mmwebwx-bin/webwxbatchgetcontact?type=ex&r={0}", Utils.GetJavaTimeStamp());
string[] chatNameArr = statusNotifyUserName.Split(',');
bool finishGetChatList = false;
BatchGetContactRequest batchGetContactRequest = new BatchGetContactRequest();
batchGetContactRequest.BaseRequest = baseRequest;
int count = chatNameArr.Length;
int index = 0;
//一批次最多获取50条，多出来分批获取
while (!finishGetChatList)
{
batchGetContactRequest.List = new List<ChatRoom>();
if (((index + 1) * 50) < count)
{
for (int i = index * 50; i < (index + 1) * 50; i++)
{
batchGetContactRequest.List.Add(new ChatRoom { UserName = chatNameArr[i], EncryChatRoomId = encryChatRoomId });
}
}
else
{
for (int i = index * 50; i < count; i++)
{
batchGetContactRequest.List.Add(new ChatRoom { UserName = chatNameArr[i], EncryChatRoomId = encryChatRoomId });
}
finishGetChatList = true;
}
BatchGetContactResponse batchGetContactMsg = httpClient.PostJson<BatchGetContactResponse>(webwxbatchgetcontactUrl, batchGetContactRequest);
asyncOperation.Post(
new SendOrPostCallback((list) =>
{
BatchGetContactComplete?.Invoke(this, new TEventArgs<List<Contact>>((List<Contact>)list));
}), batchGetContactMsg.ContactList);
index++;
}
}
catch (Exception e)
{
asyncOperation.Post(
new SendOrPostCallback((obj) =>
{
ExceptionCatched?.Invoke(this, new TEventArgs<Exception>((Exception)obj));
}), e);
}
});
}
/// <summary>
/// 读取用户的联系人列表，其中只包含公众号，个人号，如果返回值seq不为0，那么用户列表还没获取完（因为可能会有几千人的号，不可能一次获取完），则附带上seq的值继续获取。
/// </summary>
private void GetContact()
{
try
{
//获取联系人列表
finishGetContactList = false;
string getContactUrl = string.Format(host + "/cgi-bin/mmwebwx-bin/webwxgetcontact?r={0}&seq={1}&skey={2}", Utils.GetJavaTimeStamp(), 0, baseRequest.Skey);
while (!finishGetContactList)
{
string contactResult = httpClient.GetStringOnce(getContactUrl);
GetContactResponse getContactResponse = JsonConvert.DeserializeObject<GetContactResponse>(contactResult);
asyncOperation.Post(
new SendOrPostCallback((list) =>
{
GetContactComplete?.Invoke(this, new TEventArgs<List<Contact>>((List<Contact>)list));
}), getContactResponse.MemberList);
if (getContactResponse.Seq == 0)
{
finishGetContactList = true;
}
else
{
getContactUrl = string.Format(host + "/cgi-bin/mmwebwx-bin/webwxgetcontact?r={0}&seq={1}&skey={2}", Utils.GetJavaTimeStamp(), getContactResponse.Seq, baseRequest.Skey);
}
}
//获取完联系人中的公众号，才能获得名称，这个时候再发送图文消息事件。
asyncOperation.Post(
new SendOrPostCallback((obj) =>
{
MPSubscribeMsgListComplete?.Invoke(this, new TEventArgs<List<MPSubscribeMsg>>((List<MPSubscribeMsg>)obj));
}), mpSubscribeMsgList);
}
catch (Exception e)
{
if (e is WebException)
{
WebException we = e as WebException;
if (we.Status == WebExceptionStatus.ProtocolError && ((HttpWebResponse)we.Response).StatusCode == HttpStatusCode.ServiceUnavailable)
{
//过千人账号有时候获取不到联系人列表，服务器返回503，官方测试结果也是反馈503导致获取不到，为了不影响正常使用，跳过获取联系人步骤
asyncOperation.Post(
new SendOrPostCallback((obj) =>
{
ExceptionCatched?.Invoke(this, new TEventArgs<Exception>((Exception)obj));
}), new GetContactException("无法获取好友列表"));
}
}
else
{
asyncOperation.Post(
new SendOrPostCallback((obj) =>
{
ExceptionCatched?.Invoke(this, new TEventArgs<Exception>((Exception)obj));
}), e);
}
}
}
/// <summary>
/// 开始轮询检测是否有新消息
/// </summary>
private void Sync()
{
while (syncPolling)
{
try
{
string syncCheckUrl = string.Format(pushHost + "/cgi-bin/mmwebwx-bin/synccheck?r={0}&skey={1}&sid={2}&uin={3}&deviceid={4}&synckey={5}&_={6}", Utils.GetJavaTimeStamp(), baseRequest.Skey, baseRequest.Sid, baseRequest.Uin, baseRequest.DeviceID, syncKey.ToString(), syncKey.Step);
string syncCheckResult = httpClient.GetString(syncCheckUrl);
if (!syncPolling)
{
return;
}
MatchCollection matchCollection = Regex.Matches(syncCheckResult, @"\d+");
string retcode = matchCollection[0].Value;
string selector = matchCollection[1].Value;
Utils.Debug("retcode:" + retcode + " selector:" + selector);
switch (retcode)
{
case "0":
if (selector != "0")
{
//有新消息，拉取信息。
SyncRequest syncRequest = new SyncRequest();
syncRequest.BaseRequest = baseRequest;
syncRequest.SyncKey = syncKey;
syncRequest.rr = Utils.Get_r();
string syncUrl = string.Format(host + "/cgi-bin/mmwebwx-bin/webwxsync?sid={0}&skey={1}&pass_ticket={2}", baseRequest.Sid, baseRequest.Skey, passTicket);
SyncResponse syncResponse = httpClient.PostJson<SyncResponse>(syncUrl, syncRequest);
if (!syncPolling)
{
return;
}
else
{
syncKey = syncResponse.SyncKey;
//只要不是0，就是有消息，有消息我们处理就行了，不管selector是几
if (syncResponse.AddMsgCount == 0 && syncResponse.DelContactCount == 0 && syncResponse.ModContactCount == 0 && syncResponse.ModChatRoomMemberCount == 0)
{
//会有这么一种情况，selector=2，但是没有任何消息体，这样会导致持续快速的空交互
//除非下次有新消息，或者主动点击手机触发消息
//为了防止这种情况，做个5秒停顿。
Thread.Sleep(5000);
}
else
{
if (syncResponse.AddMsgList.Count > 0)
{
asyncOperation.Post(
new SendOrPostCallback((obj) =>
{
ReceiveMsg?.Invoke(this, new TEventArgs<List<AddMsg>>((List<AddMsg>)obj));
}), syncResponse.AddMsgList);
}
if (syncResponse.ModContactCount > 0)
{
asyncOperation.Post(
new SendOrPostCallback((obj) =>
{
ModContactListComplete?.Invoke(this, new TEventArgs<List<ModContactItem>>((List<ModContactItem>)obj));
}), syncResponse.ModContactList);
}
if (syncResponse.DelContactCount > 0)
{
asyncOperation.Post(
new SendOrPostCallback((obj) =>
{
DelContactListComplete?.Invoke(this, new TEventArgs<List<DelContactItem>>((List<DelContactItem>)obj));
}), syncResponse.DelContactList);
}
if (syncResponse.ModChatRoomMemberCount > 0)
{
//待分析，这个消息基本没有
}
}
}
}
break;
case "1100":
//登出了微信，很可能是wx.qq.com和wx2.qq.com调用接口不一致导致的，注意登陆时候的跳转地址
Close();
asyncOperation.Post(
new SendOrPostCallback((obj) =>
{
LogoutComplete?.Invoke(this, new TEventArgs<User>((User)obj));
}), user);
break;
case "1101":
Close();
asyncOperation.Post(
new SendOrPostCallback((obj) =>
{
LogoutComplete?.Invoke(this, new TEventArgs<User>((User)obj));
}), user);
throw new Exception("1101可能其他地方登录/登出了 WEB 版微信，请检查手机端已登出WEB微信，然后稍后再试");
break;
case "1102":
Close();
asyncOperation.Post(
new SendOrPostCallback((obj) =>
{
LogoutComplete?.Invoke(this, new TEventArgs<User>((User)obj));
}), user);
throw new Exception("1102被强制登出（很可能cookie冲突），请检查手机端已登出WEB微信，然后稍后再试");
break;
default:
//有其他任何异常，取消轮询
throw new Exception("轮询结果异常，停止轮询:" + syncCheckResult);
break;
}
Thread.Sleep(1000);
}
catch (Exception ex)
{
FileLog.Exception("Init", ex);
asyncOperation.Post(
new SendOrPostCallback((obj) =>
{
ExceptionCatched?.Invoke(this, new TEventArgs<Exception>((Exception)obj));
}), ex);
}
}
}
/// <summary>
/// 同步发送文字消息
/// </summary>
/// <param name="msg">文字</param>
/// <param name="toUserName">发送人UserName</param>
/// <returns></returns>
public SendMsgResponse SendMsg(string msg, string toUserName)
{
try
{
string time = Utils.GetJavaTimeStamp().ToString();
string sendMsgUrl = string.Format(host + "/cgi-bin/mmwebwx-bin/webwxsendmsg?pass_ticket={0}", passTicket);
SendMsgRequest sendMsgRequest = new SendMsgRequest()
{
BaseRequest = baseRequest,
Msg = new Msg()
{
FromUserName = user.UserName,
ToUserName = toUserName,
ClientMsgId = time,
LocalID = time,
Type = MSGTYPE.MSGTYPE_TEXT,
Content = msg
},
Scene = 0
};
SendMsgResponse sendMsgResponse = httpClient.PostJson<SendMsgResponse>(sendMsgUrl, sendMsgRequest);
return sendMsgResponse;
}
catch (Exception ex)
{
Console.WriteLine($"Send Msg {ex.Message}");
throw ex;
}
}
/// <summary>
/// 同步发送文件，自动分块上传，文件较大可能会卡住进程，建议异步发送
/// </summary>
/// <param name="fileInfo">文件信息</param>
/// <param name="toUserName">发送人UserName</param>
/// <returns></returns>
public SendMsgResponse SendMsg(FileInfo fileInfo, string toUserName)
{
string mediaId = string.Empty;
if (uploadMedia.Keys.Contains(fileInfo.Name))
{
mediaId = uploadMedia[fileInfo.Name];
}
else
{
UploadMediaResponse uploadMediaResponse = UploadFile(fileInfo, toUserName);
mediaId = uploadMediaResponse.MediaId;
}
string mime = MimeMapping.GetMimeMapping(fileInfo.Name);
string time = Utils.GetJavaTimeStamp().ToString();
SendMsgResponse response = null;
if (mime.StartsWith("image"))
{
string sendMsgUrl = string.Format(host + "/cgi-bin/mmwebwx-bin/webwxsendmsgimg?fun=async&f=json&lang=zh_CN&pass_ticket={0}", passTicket);
SendMediaMsgRequest sendImgMsgRequest = new SendMediaMsgRequest()
{
BaseRequest = baseRequest,
Msg = new MediaMsg()
{
ClientMsgId = time,
FromUserName = user.UserName,
LocalID = time,
MediaId = mediaId,
ToUserName = toUserName,
Type = MSGTYPE.MSGTYPE_IMAGE
},
Scene = 0
};
response = httpClient.PostJson<SendMsgResponse>(sendMsgUrl, sendImgMsgRequest);
}
else if (mime.StartsWith("video"))
{
string sendMsgUrl = string.Format(host + "/cgi-bin/mmwebwx-bin/webwxsendvideomsg?fun=async&f=json&lang=zh_CN&pass_ticket={0}", passTicket);
SendMediaMsgRequest sendImgMsgRequest = new SendMediaMsgRequest()
{
BaseRequest = baseRequest,
Msg = new MediaMsg()
{
ClientMsgId = time,
FromUserName = user.UserName,
LocalID = time,
MediaId = mediaId,
ToUserName = toUserName,
Type = MSGTYPE.MSGTYPE_IMAGE
},
Scene = 0
};
response = httpClient.PostJson<SendMsgResponse>(sendMsgUrl, sendImgMsgRequest);
}
else
{
string sendMsgUrl = string.Format(host + "/cgi-bin/mmwebwx-bin/webwxsendappmsg?fun=async&f=json&lang=zh_CN&pass_ticket={0}", passTicket);
SendMsgRequest sendAppMsgRequest = new SendMsgRequest()
{
BaseRequest = baseRequest,
Msg = new Msg()
{
ClientMsgId = time,
Content = string.Format("<appmsg appid='wxeb7ec651dd0aefa9' sdkver=''><title>{0}</title><des></des><action></action><type>6</type><content></content><url></url><lowurl></lowurl><appattach><totallen>{1}</totallen><attachid>{2}</attachid><fileext>{3}</fileext></appattach><extinfo></extinfo></appmsg>", fileInfo.Name, fileInfo.Length, mediaId, fileInfo.Extension.Substring(1)),
FromUserName = user.UserName,
ToUserName = toUserName,
LocalID = time,
Type = MSGTYPE.MSGTYPE_DOC
},
Scene = 0
};
response = httpClient.PostJson<SendMsgResponse>(sendMsgUrl, sendAppMsgRequest);
}
return response;
}
/// <summary>
/// 异步发送文件
/// </summary>
/// <param name="fileInfo">文件信息</param>
/// <param name="toUserName">发送人UserName</param>
public void SendMsgAsync(FileInfo fileInfo, string toUserName)
{
Task.Factory.StartNew(() =>
{
try
{
SendMsg(fileInfo, toUserName);
}
catch (Exception e)
{
asyncOperation.Post(
new SendOrPostCallback((obj) =>
{
ExceptionCatched?.Invoke(this, new TEventArgs<Exception>((Exception)obj));
}), e);
}
});
}
/// <summary>
/// 异步发送文字消息
/// </summary>
/// <param name="msg">消息</param>
/// <param name="toUserName">发送人UserName</param>
public void SendMsgAsync(string msg, string toUserName)
{
Task.Factory.StartNew(() =>
{
try
{
SendMsg(msg, toUserName);
}
catch (Exception e)
{
asyncOperation.Post(
new SendOrPostCallback((obj) =>
{
ExceptionCatched?.Invoke(this, new TEventArgs<Exception>((Exception)obj));
}), e);
}
});
}
/// <summary>
/// 获取头像，因为请求的时候需要带Cookie等相关参数，所以直接用新的http请求不行，务必使用客户端API来获取
/// </summary>
/// <param name="url">头像地址，例如/cgi-bin/mmwebwx-bin/webwxgeticon?seq=0&username=filehelper&skey=@crypt_372b266_540d016177e861740ee84fec697a3b01 </param>
/// <param name="action">委托Action</param>
/// <returns></returns>
public void GetIconAsync(string url, Action<byte[]> action)
{
string fullUrl = host + url;
new Task(() =>
{
try
{
var img = httpClient.GetImage(fullUrl);
asyncOperation.Post(
new SendOrPostCallback((obj) =>
{
action((byte[])obj);
}), img);
}
catch (Exception e)
{
asyncOperation.Post(
new SendOrPostCallback((obj) =>
{
ExceptionCatched?.Invoke(this, new TEventArgs<Exception>((Exception)obj));
}), e);
}
}).Start();
}
/// <summary>
/// 同步上传文件
/// </summary>
/// <param name="fileInfo">文件信息</param>
/// <returns></returns>
public UploadMediaResponse UploadFile(FileInfo fileInfo)
{
return UploadFile(fileInfo, user.UserName);
}
/// <summary>
/// 同步上传文件
/// </summary>
/// <param name="fileInfo">文件信息</param>
/// <param name="toUserName">发送人UserName，其实没什么用，但是官方有这个参数</param>
/// <returns></returns>
public UploadMediaResponse UploadFile(FileInfo fileInfo, string toUserName)
{
string postUrl = uploadHost + "/cgi-bin/mmwebwx-bin/webwxuploadmedia?f=json";
int bufferLength = 512 * 1024;
string datetime = DateTime.Now.ToString("ddd MMM dd yyyy HH:mm:ss", CultureInfo.CreateSpecificCulture("en-US")) + " GMT+0800 (中国标准时间)";
UploadMediaRequest uploadMediaRequest = new UploadMediaRequest()
{
UploadType = 2,
BaseRequest = baseRequest,
ClientMediaId = Utils.GetJavaTimeStamp(),
TotalLen = fileInfo.Length,
StartPos = 0,
DataLen = fileInfo.Length,
MediaType = 4,
FromUserName = user.UserName,
ToUserName = toUserName,
FileMd5 = Utils.GetFileMD5Hash(fileInfo)
};
UploadMediaResponse response = null;
//文件大小超过512Kb，分块上传。
if (fileInfo.Length > bufferLength)
{
int chunks = (int)Math.Ceiling((double)fileInfo.Length / bufferLength);
byte[] buffer = new byte[bufferLength];
Stream readStream = fileInfo.OpenRead();
int chunk = 0;
int readLength = 0;
while ((readLength = readStream.Read(buffer, 0, buffer.Length)) != 0)
{
List<FormDataItem> dataList = new List<FormDataItem>()
{
new FormDataItem("id","WU_FILE_"+uploadMedia.Count),
new FormDataItem("name",fileInfo.Name),
new FormDataItem("type",MimeMapping.GetMimeMapping(fileInfo.Name)),
new FormDataItem("lastModifiedDate",datetime),
new FormDataItem("size",fileInfo.Length.ToString()),
new FormDataItem("chunks",chunks.ToString()),
new FormDataItem("chunk",chunk.ToString()),
new FormDataItem("mediatype",GetMediaType(fileInfo.Extension)),
new FormDataItem("uploadmediarequest",JsonConvert.SerializeObject(uploadMediaRequest, Newtonsoft.Json.Formatting.None)),
new FormDataItem("webwx_data_ticket",httpClient.CookieContainer.GetCookies(new Uri(cookieRedirectUri))["webwx_data_ticket"].Value),
new FormDataItem("pass_ticket",passTicket),
new FormDataItem("filename",fileInfo.Name,buffer,readLength)
};
string result = httpClient.PostMutipart(postUrl, dataList);
response = JsonConvert.DeserializeObject<UploadMediaResponse>(result);
chunk++;
}
}
else
{
byte[] buffer = new byte[fileInfo.Length];
Stream readStream = fileInfo.OpenRead();
int readLength = readStream.Read(buffer, 0, buffer.Length);
List<FormDataItem> dataList = new List<FormDataItem>()
{
new FormDataItem("id","WU_FILE_"+uploadMedia.Count),
new FormDataItem("name",fileInfo.Name),
new FormDataItem("type",MimeMapping.GetMimeMapping(fileInfo.Name)),
new FormDataItem("lastModifiedDate",datetime),
new FormDataItem("size",fileInfo.Length.ToString()),
new FormDataItem("mediatype",GetMediaType(fileInfo.Extension)),
new FormDataItem("uploadmediarequest",JsonConvert.SerializeObject(uploadMediaRequest, Newtonsoft.Json.Formatting.None)),
new FormDataItem("webwx_data_ticket",httpClient.CookieContainer.GetCookies(new Uri(cookieRedirectUri))["webwx_data_ticket"].Value),
new FormDataItem("pass_ticket",passTicket),
new FormDataItem("filename",fileInfo.Name,buffer,readLength)
};
string result = httpClient.PostMutipart(postUrl, dataList);
response = JsonConvert.DeserializeObject<UploadMediaResponse>(result);
}
uploadMedia.Add(fileInfo.Name, response.MediaId);
return response;
}
/// <summary>
/// 同步通过好友认证
/// </summary>
/// <param name="info">sync中获得的申请信息</param>
/// <returns></returns>
public SimpleResponse VerifyUser(RecommendInfo info)
{
string verifyUserUrl = host + "/cgi-bin/mmwebwx-bin/webwxverifyuser?r=" + Utils.GetJavaTimeStamp();